Mercedes-Benz R-Class 2006 Owners Manual User Manual

Page 534

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533

Technical terms

Program mode selector switch

Used to switch the automatic transmis-
sion between standard operation (S)
and comfort operation (C).

PSI

(Pounds per square inch)
(

page 387)

Recommended tire inflation pressure

(

page 387)

REST

(Residual Engine Heat Utilization)
Feature that uses the engine heat
stored in the coolant to heat the vehi-
cle interior for a short time after the en-
gine has been turned off.

Restraint system

Seat belts, belt tensioner, air bags and
child seat restraint systems. As inde-
pendent systems, their protective func-
tions complement one another.

Rim

(

page 387)

RON

(Research Octane Number)
The Research Octane Number for gaso-
line as determined by a standardized
method. It is an indication of a gaso-
line's ability to resist undesired detona-
tion (knocking). The average of both
the ->MON (Motor Octane Number)
and RON (Research Octane Number) is
posted at the pump, also known as
ANTI-KNOCK INDEX.

Sidewall

(

page 387)

SRS

(Supplemental Restraint System)
Seat belts, emergency tensioning de-
vice and air bags. Though independent
systems, they are closely interfaced to
provide effective occupant protection.

Tele Aid System*

(Telematic Alarm Identification on
Demand)
The Tele Aid system consists of three
types of response: automatic and man-
ual emergency, roadside assistance
and information. Tele Aid is initially ac-
tivated by completing a subscriber
agreement and placing an acquain-
tance call.
The Tele Aid system is operational pro-
vided that the vehicle’s battery is
charged, properly connected, not dam-
aged and cellular and GPS coverage is
available.

Telematics*

A combination of the terms “telecom-
munications” and “informatics”.

Tightening torque

Force times lever arm (e.g. a wheel
wrench) with which threaded fasteners
such as wheel bolts are tightened.

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